340730765 has 16 divisors (see below), whose sum is σ = 423622656. Its totient is φ = 262819200.

The previous prime is 340730749. The next prime is 340730791. The reversal of 340730765 is 567037043.

It is a happy number.

It is not a de Polignac number, because 340730765 - 2⁴ = 340730749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39644 + ... + 47466.

It is an arithmetic number, because the mean of its divisors is an integer number (26476416).

Almost surely, 2^340730765 is an apocalyptic number.

It is an amenable number.

340730765 is a deficient number, since it is larger than the sum of its proper divisors (82891891).

340730765 is a wasteful number, since it uses less digits than its factorization.

340730765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8140.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 340730765 is about 18458.8939267769. The cubic root of 340730765 is about 698.4528858657.

The spelling of 340730765 in words is "three hundred forty million, seven hundred thirty thousand, seven hundred sixty-five".